Robot arm



FIG. 1 is a front perspective view of a robot arm according to our new design;

FIG. 2 is a left side view of the robot arm shown in FIG. 1;

FIG. 3 is a right side view of the robot arm shown in FIG. 1;

FIG. 4 is a top view of the robot arm shown in FIG. 1;

FIG. 5 is a bottom view of the robot arm shown in FIG. 1;

FIG. 6 is a front view of the robot arm shown in FIG. 1; and,

FIG. 7 is a rear view of the robot arm shown in FIG. 1.

Any broken lines in the drawings are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a robot arm, as shown and described. 